PHOTOS: Presidential trees
![Eric and Gloria Sundback have just turned out a grand champion Christmas tree for a record fourth time -- which means their West Virginia tree farm will again provide a two-story fir for the Blue Room of the White House this Christmas.](https://ca-times.brightspotcdn.com/dims4/default/8f74a99/2147483647/strip/true/crop/586x386+0+0/resize/586x386!/quality/75/?url=https%3A%2F%2Fcalifornia-times-brightspot.s3.amazonaws.com%2Fbe%2F68%2Ffe03416eb032011a8d3f143306bc%2Fla-na-trees01-kr5rq7nc.jpg)
Eric and Gloria Sundback have just turned out a grand champion Christmas tree for a record fourth time -- which means their West Virginia tree farm will again provide a two-story fir for the Blue Room of the White House this Christmas. (Carolyn Cole / Los Angeles Times)
![Christmas trees](https://ca-times.brightspotcdn.com/dims4/default/2e7c09e/2147483647/strip/true/crop/586x332+0+0/resize/586x332!/quality/75/?url=https%3A%2F%2Fcalifornia-times-brightspot.s3.amazonaws.com%2F2a%2F82%2F10750e04cf8808371cfb31f6fbc9%2Fla-na-trees02-kr5qj6nc.jpg)
The physical work has gotten tougher in recent years, but Eric Sundback, 82, still operates about 30 of 100 acres with his wife, focusing on tree genetics. (Carolyn Cole / Los Angeles Times)
![Christmas trees](https://ca-times.brightspotcdn.com/dims4/default/1f38304/2147483647/strip/true/crop/586x391+0+0/resize/586x391!/quality/75/?url=https%3A%2F%2Fcalifornia-times-brightspot.s3.amazonaws.com%2F47%2F4a%2F75b0634851e8fb7c72d52b611ef4%2Fla-na-trees03-kr5r79nc.jpg)
Eric and Gloria Sundback have traveled tens of thousands of miles to collect seeds for their tree farm. (Carolyn Cole / Los Angeles Times)
![Christmas trees](https://ca-times.brightspotcdn.com/dims4/default/36c67e0/2147483647/strip/true/crop/586x391+0+0/resize/586x391!/quality/75/?url=https%3A%2F%2Fcalifornia-times-brightspot.s3.amazonaws.com%2F84%2F03%2F7adfbec6be684ed29167e82bc947%2Fla-na-trees04-kr5qkwnc.jpg)
Gathering the seeds for their genetically engineered trees can be hard work. Gloria Sundback is good at swiping them from squirrels, which can crack 10 pine cones a minute. (Carolyn Cole / Los Angeles Times)
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![Christmas trees](https://ca-times.brightspotcdn.com/dims4/default/9d19fa3/2147483647/strip/true/crop/279x425+0+0/resize/279x425!/quality/75/?url=https%3A%2F%2Fcalifornia-times-brightspot.s3.amazonaws.com%2F23%2Ff0%2F9eca2f14ffcc902d7498af2f86d5%2Fla-na-trees06-kr5qlmnc.jpg)
The national Christmas tree grand champion for 2009, which the Sundbacks grew on their 100-acre tree farm in Shepherdstown, W.Va. (Carolyn Cole / Los Angeles Times)